starter Set 71 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 14] → [10, 9, 5]

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Answer: Row2[1]=19, Row1[1]=33

SubType
number-pyramid
Difficulty
starter
Levels
  • [33]
  • [19,14]
  • [10,9,5]
Base
  • 10
  • 9
  • 5
TopValue
33
HiddenCells
  • {"r":1,"c":0,"v":19}
  • {"r":0,"c":0,"v":33}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [14, 7] → [_, _, 3]

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Answer: Row3[2]=4, Row3[1]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [21]
  • [14,7]
  • [10,4,3]
Base
  • 10
  • 4
  • 3
TopValue
21
HiddenCells
  • {"r":2,"c":1,"v":4}
  • {"r":2,"c":0,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [9] → [4, _] → [_, 2, 3]

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Answer: Row3[1]=2, Row2[2]=5

SubType
number-pyramid
Difficulty
starter
Levels
  • [9]
  • [4,5]
  • [2,2,3]
Base
  • 2
  • 2
  • 3
TopValue
9
HiddenCells
  • {"r":2,"c":0,"v":2}
  • {"r":1,"c":1,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [20, _] → [10, 10, 4]

Show answer

Answer: Row2[2]=14, Row1[1]=34

SubType
number-pyramid
Difficulty
starter
Levels
  • [34]
  • [20,14]
  • [10,10,4]
Base
  • 10
  • 10
  • 4
TopValue
34
HiddenCells
  • {"r":1,"c":1,"v":14}
  • {"r":0,"c":0,"v":34}